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MATCHING - In the space provided, write the letter of the term or phrase that best matches the description. a. keystone speciesb. exotic speciesc. extinct speciesd. endangered speciese. threatened speciesf. sustainable land useg. vertebratesh. habitat conservation plani. insectsj. fungik. biodiversity hotspot ______ 1. a species that is not native to a particular region______ 2. any species that is likely to become endangered if it is not protected______ 3. species that are very important to the functioning of an ecosystem______ 4. any species whose numbers have fallen so low that it is likely to become extinct in the near future______ 5. a species when the very last individual dies______ 6. most unknown species belong to this group______ 7. growing crops among native plants instead of on cleared land______ 8. humans and familiar animals belong to this group______ 9. designed to protect groups of animal species by managing lands in a protected area______10. critical ecosystems with high species diversity______11. many antibiotics are derived from chemicals that come from this group MULTIPLE CHOICE - In the space provided, write the letter of the term or phrase that best completes each statement or best answers each question. ______12. Members of a population may be prone to inherited genetic diseases ifa. the level of genetic diversity of the population is high.b. inbreeding takes place frequently within the population.c. a variety of habitats are available to the population.d. interaction between populations takes place in an ecosystem. ______13. The human diet has been enriched with native food products such as sweet potatoes, beans, tomatoes, and corn that come froma. Pacific islands. c. Madagascar and Africa.b. Southwest Asia. d. Central and South America. ______14. What level of biodiversity is most commonly equated with the overall concept of biodiversity?a. genetic diversity c. ecosystem diversityb. species diversity d. all of the above ______15. What groups of organisms are most in danger of extinction?a. those with small populationsb. those that migrate or need special habitatsc. those with large populations that breed quicklyd. both (a) and (b) ______16. Which of the following is not one of the ways in which coral reefs are threatened by human activities?a. development along waterwaysb. creation of artificial reefsc. overharvesting of fishd. pollution ______17. How does preserving biodiversity come into conflict with human interests?a. Additional land is used for agriculture or housing in response to population growth.b. Species may represent food or a source of income.c. both (a) and (b)d. none of the above ______18. Which of the following is nota provision of the Endangered Species Act?a. No products from endangered or threatened species may be sold.b. Protected plants may be uprooted.c. Government projects may not further endanger endangered species.d. A species recovery plan must be created.
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